1#ifndef __TRACE_EVENTS_H
2#define __TRACE_EVENTS_H
3
4#include <linux/trace_seq.h>
5#include "trace.h"
6
7extern enum print_line_t
8trace_print_bputs_msg_only(struct trace_iterator *iter);
9extern enum print_line_t
10trace_print_bprintk_msg_only(struct trace_iterator *iter);
11extern enum print_line_t
12trace_print_printk_msg_only(struct trace_iterator *iter);
13
14extern int
15seq_print_ip_sym(struct trace_seq *s, unsigned long ip,
16		unsigned long sym_flags);
17extern int seq_print_userip_objs(const struct userstack_entry *entry,
18				 struct trace_seq *s, unsigned long sym_flags);
19extern int seq_print_user_ip(struct trace_seq *s, struct mm_struct *mm,
20			     unsigned long ip, unsigned long sym_flags);
21
22extern int trace_print_context(struct trace_iterator *iter);
23extern int trace_print_lat_context(struct trace_iterator *iter);
24
25extern void trace_event_read_lock(void);
26extern void trace_event_read_unlock(void);
27extern struct trace_event *ftrace_find_event(int type);
28
29extern enum print_line_t trace_nop_print(struct trace_iterator *iter,
30					 int flags, struct trace_event *event);
31extern int
32trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry);
33
34/* used by module unregistering */
35extern int __unregister_ftrace_event(struct trace_event *event);
36extern struct rw_semaphore trace_event_sem;
37
38#define SEQ_PUT_FIELD(s, x)				\
39	trace_seq_putmem(s, &(x), sizeof(x))
40
41#define SEQ_PUT_HEX_FIELD(s, x)				\
42	trace_seq_putmem_hex(s, &(x), sizeof(x))
43
44#endif
45
46